How to fix the Oracle error ORA-15303: Voting files could not be created in diskgroup string due to small Allocation Unit size?

In this post, you’ll learn more about the Oracle ErrorORA-15303: Voting files could not be created in diskgroup string due to small Allocation Unit size with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-15303: Voting files could not be created in diskgroup string due to small Allocation Unit size

Reason for the Error ORA-15303: Voting files could not be created in diskgroup string due to small Allocation Unit size

An attempt was made to create voting files in a diskgroup with a small Allocation Unit size.

How to fix the Error ORA-15303: Voting files could not be created in diskgroup string due to small Allocation Unit size ?

You can fix this error in Oracle by following the below steps

Create voting files in a different diskgroup whose Allocation Unit size is at least 1 mega byte.